提交 c4f3ebed 编写于 作者: T Takashi Iwai

ALSA: hda - Flush dirty amp caches before writing inv_dmic fix

The inverted dmic fix overwrites the right channel amp value, but it
would work only when the amp values have been already actually
written.  Put snd_hda_codec_resume_amp() before the amp write for
flushing caches.
Signed-off-by: NTakashi Iwai <tiwai@suse.de>
上级 3bcce5c0
......@@ -633,6 +633,9 @@ static void alc_inv_dmic_sync_adc(struct hda_codec *codec, int adc_idx)
parm = AC_AMP_SET_RIGHT |
(dir == HDA_OUTPUT ? AC_AMP_SET_OUTPUT : AC_AMP_SET_INPUT);
/* flush all cached amps at first */
snd_hda_codec_resume_amp(codec);
/* we care only right channel */
val = snd_hda_codec_amp_read(codec, nid, 1, dir, 0);
if (val & 0x80) /* if already muted, we don't need to touch */
......
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